[gtk+] Copy event axes for double/triple click events in gdk_event_copy()

[Carlos Garcia Campos <carlosgc src gnome org>]

commit 651410fa2a2c9c1e390ecbe384ea259f9bd319c8
Author: Carlos Garcia Campos <cgarcia igalia com>
Date:   Thu Feb 24 17:38:40 2011 +0100

    Copy event axes for double/triple click events in gdk_event_copy()
    
    Button event axes for double/triple click events are freed by
    gdk_event_free(), so copy them to avoid an invalid free when releasing a
    copied event.

 gdk/gdkevents.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gdk/gdkevents.c b/gdk/gdkevents.c
index 5188e1e..25853da 100644
--- a/gdk/gdkevents.c
+++ b/gdk/gdkevents.c
@@ -555,6 +555,8 @@ gdk_event_copy (const GdkEvent *event)
       break;
 
     case GDK_BUTTON_PRESS:
+    case GDK_2BUTTON_PRESS:
+    case GDK_3BUTTON_PRESS:
     case GDK_BUTTON_RELEASE:
       if (event->button.axes)
         new_event->button.axes = g_memdup (event->button.axes,